Home / 23,495.90-32,423.64-12,885.18

Finding the Fourth Proportional to 23,495.90, 32,423.64 and 12,885.18

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Solution

The fourth proportional to 23,495.90, 32,423.64 and 12,885.18 is: 17,781.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,495.90 : 32,423.64 = 12,885.18 : x
  2. Step 2: Convert to fraction form
    23,495.90/32,423.64 = 12,885.18/x
  3. Step 3: Cross multiply
    23,495.90x = 32,423.64 × 12,885.18
  4. Step 4: Simplify right side
    23,495.90x = 417,784,437.66
  5. Step 5: Solve for x
    x = 417,784,437.66/23,495.90
  6. Step 6: Final answer
    x = 17,781.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.